This is one situation where metalwork probably beats 3d printing, in terms of ease of implementation. My guess is that the antikythera was probably state of th

This is one situation where metalwork probably beats 3d printing, in terms of ease of implementation. My guess is that the antikythera was probably state of the art, built by a highly advanced workshop by extremely skilled artisans, and cost an obscene amount of money. Like https://en.wikipedia.org/wiki/John_Harrison#H4 https://en.wikipedia.org/wiki/John_Harrison#H4